Functional Safety HiD282*, HiD284*
Operation
20
21
-1
0
19
Figure 5.1 Proof test set-up with one relay output for HiD2822
This example shows the test of one relay output that repeats one NAMUR input.
Test all inputs, outputs and safety loops that are used in the safety application.
Figure 5.2 Proof test set-up with one transistor output for HiD2842
This example shows the test of one transistor output that repeats one NAMUR input.
Test all inputs, outputs and safety loops that are used in the safety application.
HiD2822
Zone 0, 1, 2
Div. 1, 2
Zone 2
Div. 2
Termination Board
Multimeter
(mA)
Multimeter
( mA )
R
LB
R
SC
240
:
/2.5 W
24 V DC
SL2
SL1
+
-
8a
7a
8b
7b
10a
9a
9b
10b
11
14
17
18
12
15
13
16
5a
5b
+
-
1a
1b
1
4
2
5
+
-
+
-
+
-
+
-
I
supply
+
-
1a, 1b
2a, 2b
Multimeter
(mA)
24 V DC
Power
Supply
HiD2842
Zone 0, 1, 2
Div. 1, 2
Zone 2
Div. 2
Termination Board
Multimeter
(mA)
Multimeter
( mA )
R
LB
R
SC
2.4 k
:
24 V DC
SL2
+
-
5a
5b
+
-
1a
1b
1
4
2
5
I
supply
+
-
1a, 1b
2a, 2b
Multimeter
(mA)
SL1
8a
7a
8b
7b
10a
9a
9b
10b
11
14
17
18
12
15
13
16
+
-
+
-
+
-
+
-
24 V DC
Power
Supply
